Genelux's top three insider shareholders as of March 23, 2026 are Aladar Szalay (TenPercentOwner, 599.82K shares), Thomas Zindrick (President And Ceo, 554.16K shares), John Thomas (Director, 482.78K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Aladar Szalay | 0 | 599,821 | 13 Sep, 2024 | |
| Thomas Zindrick | President And Ceo | 554,161 | 0 | 29 Aug, 2025 |
| John Thomas | 482,784 | 0 | 03 Mar, 2026 | |
| Thomas Zindrick | President And Ceo | 0 | 200,000 | 07 Jun, 2024 |
| Joseph Cappello | Chief Technical Officer | 159,766 | 0 | 29 Aug, 2025 |
| Yong Yu | Svp, Clinical Development | 150,036 | 0 | 29 Aug, 2025 |
| Qian Zhang | Associate Vp, Research | 139,333 | 0 | 02 May, 2023 |
| Lourie S. Zak | Chief Financial Officer | 82,452 | 0 | 20 Dec, 2024 |
| John W Smither | 74,994 | 0 | 29 Aug, 2025 | |
| Mary Mirabelli | 73,284 | 0 | 29 Aug, 2025 | |
| Ralph Smalling | Head Of Regulatory | 70,990 | 0 | 03 Sep, 2025 |
| James L Tyree | 68,074 | 0 | 29 Aug, 2025 | |
| Sean Ryder | General Counsel | 47,621 | 0 | 13 May, 2025 |
| Caroline Jewett | Head Of Quality | 21,135 | 0 | 12 Sep, 2023 |
| Gabe Woodward | 4,186 | 0 | 02 May, 2023 | |
| Gabe Woodward | 0 | 2,798 | 30 Jan, 2023 | |
| Doug Samuelson | Chief Financial Officer | 2,303 | 0 | 22 Aug, 2023 |
| Qian Zhang | Associate Vp, Research | 0 | 200 | 31 Jan, 2023 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 02 Mar, 2026 | John Thomas | Common Stock | D | 10,000 | $2.90 | 482,784 | D | S |
| 02 Jan, 2026 | Jason Litten | Stock Option (Right to Buy) | A | 275,000 | $0.00 | 275,000 | D | A |
| 01 Dec, 2025 | John Thomas | Common Stock | D | 10,000 | $5.00 | 492,784 | D | S |
| 01 Sep, 2025 | Ralph Smalling | Common Stock | A | 10,000 | $0.00 | 70,990 | D | A |
| 01 Sep, 2025 | Joseph Cappello | Stock Option (Right to Buy) | D | 16,666 | - | 0 | D | D |
| 01 Sep, 2025 | Thomas Zindrick | Stock Option (Right to Buy) | D | 925,000 | - | 0 | D | D |
| 01 Sep, 2025 | Yong Yu | Stock Option (Right to Buy) | D | 207,652 | - | 0 | D | D |
| 01 Sep, 2025 | Ralph Smalling | Stock Option (Right to Buy) | D | 8,333 | - | 0 | D | D |
| 01 Sep, 2025 | Thomas Zindrick | Stock Option (Right to Buy) | A | 925,000 | - | 925,000 | D | A |
| 01 Sep, 2025 | Joseph Cappello | Stock Option (Right to Buy) | A | 16,666 | - | 16,666 | D | A |
| 01 Sep, 2025 | Yong Yu | Stock Option (Right to Buy) | A | 207,652 | - | 207,652 | D | A |
| 01 Sep, 2025 | Yong Yu | Stock Option (Right to Buy) | D | 65,000 | - | 0 | D | D |
| 01 Sep, 2025 | Thomas Zindrick | Stock Option (Right to Buy) | D | 157,372 | - | 0 | D | D |
| 01 Sep, 2025 | Joseph Cappello | Stock Option (Right to Buy) | D | 80,000 | - | 0 | D | D |
| 01 Sep, 2025 | Ralph Smalling | Stock Option (Right to Buy) | A | 8,333 | - | 8,333 | D | A |
| 01 Sep, 2025 | Yong Yu | Stock Option (Right to Buy) | A | 65,000 | - | 65,000 | D | A |
| 01 Sep, 2025 | Thomas Zindrick | Stock Option (Right to Buy) | A | 157,372 | - | 157,372 | D | A |
| 01 Sep, 2025 | Joseph Cappello | Stock Option (Right to Buy) | A | 80,000 | - | 80,000 | D | A |
| 01 Sep, 2025 | Thomas Zindrick | Stock Option (Right to Buy) | D | 23,568 | - | 0 | D | D |
| 01 Sep, 2025 | Joseph Cappello | Stock Option (Right to Buy) | D | 13,333 | - | 0 | D | D |